UVA432 Modern Art

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=6&page=show_problem&problem=373 [PDF](https://uva.onlinejudge.org/external/4/p432.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA432/6cafa6a9aa061156a086e9cde2742da4505f213e.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA432/53562733ecf7f379090c628f7ce1f1a9690005b5.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA432/967ac1d17ed148ec366acd5ce420d81aa798a7ef.png)